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General

  • Target

    XClient.exe

  • Size

    283KB

  • Sample

    240808-md9krssdkn

  • MD5

    94d7570a4d6becf9ccccac918fc7a525

  • SHA1

    8e9fa909a7f38b1f4481ee880340c96aa03a9a84

  • SHA256

    6639082eb40e90f37ad92b3616c2040937355c5196ba241340cb1e8719d098df

  • SHA512

    d97b0b2c758e3288ffbacf1111b621f0530ad152830b17795a8734e4d30cd85c5578d94983f6668222028e45095582a05a41033df0bf1061fb18124fe7fa8e7f

  • SSDEEP

    3072:c43Cklb4wOyopUd87kREhYyZxbHrR6Y7zjokEtNaaayMakxiJ+UZeQnjm9sjSwkm:bpbVoA8oKhsrx8iJZeQiWsVCA2aAN0F

Malware Config

Extracted

Family

xworm

C2

hard-tyler.gl.at.ply.gg:27490

Attributes
  • Install_directory

    %Temp%

  • install_file

    systemprocess.exe

Targets

    • Target

      XClient.exe

    • Size

      283KB

    • MD5

      94d7570a4d6becf9ccccac918fc7a525

    • SHA1

      8e9fa909a7f38b1f4481ee880340c96aa03a9a84

    • SHA256

      6639082eb40e90f37ad92b3616c2040937355c5196ba241340cb1e8719d098df

    • SHA512

      d97b0b2c758e3288ffbacf1111b621f0530ad152830b17795a8734e4d30cd85c5578d94983f6668222028e45095582a05a41033df0bf1061fb18124fe7fa8e7f

    • SSDEEP

      3072:c43Cklb4wOyopUd87kREhYyZxbHrR6Y7zjokEtNaaayMakxiJ+UZeQnjm9sjSwkm:bpbVoA8oKhsrx8iJZeQiWsVCA2aAN0F

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks